sg6901asz-f116 Fairchild Semiconductor, sg6901asz-f116 Datasheet - Page 8

• Manufacturer Part Number: sg6901asz-f116
• Description: Pfc/flyback-pwm Controller
• Manufacturer: Fairchild Semiconductor

PFC / Flyback PWM Controller
PWM-Current Sense
Symbol
t
V
V
t
△V
PWM Output Driver
Symbol
V
V
V
t
t
DCY
OTP Section
Symbol
I
V
V
t
Soft-Start Section
Symbol
I
R
© System General Corp.
Version 1.0.1 (IAO33.0062.B0)
PD-PWM
LEB-PWM
R-PWM
F-PWM
OTP
OTP
SS
LIMIT-1
LIMIT-2
Z-PWM
OL-PWM
OH-PWM
OTP-ON
OTP-OFF
D
SLOPE
MAXPWM
Parameter
Output Voltage Maximum (Clamp)
Output Voltage Low
Output Voltage High
Rising Time
Falling Time
Maximum Duty Cycle
Parameter
Propagation Delay to Output
Peak Current Limit Threshold Voltage1
Peak Current Limit Threshold Voltage2
Leading-Edge Blanking Time
Slope Compensation
Parameter
OTP Pin Output Current
Recovery Level on OTP
OTP Threshold Voltage
OTP Debounce Time
Parameter
Constant Current Output for Soft-Start
Discharge R
DSON
Test Conditions
VDD=15V,OPWM<=9V
RANGE=Open
RANGE=Ground
△V
△V
Added to Current Sense
Test Conditions
Test Conditions
R
Test Conditions
R
V
V
V
V
9V
V
2V
DD
DD
DD
DD
DD
I
T
- 8 -
=24KΩ
=24KΩ
=20V
=15V; I
=13V; I
=15V; C
=15V; C
S
S
: Compensation Voltage
=△V
SLOPE
O
O
L
L
=100mA
=100mA
=5nF; O/P=2V to
=5nF; O/P=9V to
x (T
on
/T)
www.sg.com.tw • www.fairchildsemi.com
Min.
60
0.65
0.60
270
0.45
Min.
8
30
30
73
Min.
90
1.35
1.15
8
Min.
44
Typ.
0.70
0.65
350
0.50
Typ.
16
60
50
78
Typ.
100
1.40
1.20
Typ.
50
470
Product Specification
September 26, 2007
Max.
120
0.75
0.70
450
0.55
Max.
18
1.5
120
110
83
Max.
110
1.45
1.25
25
Max.
56
SG6901A
Unit
ns
V
V
ns
V
Unit
V
Unit
µA
V
V
µs
Unit
V
V
ns
ns
%
µA
Ω